mirror of https://github.com/NekoX-Dev/NekoX.git
170 lines
4.8 KiB
C++
170 lines
4.8 KiB
C++
// Copyright (c) 2009, Google Inc.
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following disclaimer
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// in the documentation and/or other materials provided with the
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// distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived from
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// this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#include <stdlib.h>
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#include <unistd.h>
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#include <sys/types.h>
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#include "client/linux/minidump_writer/line_reader.h"
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#include "breakpad_googletest_includes.h"
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#include "common/linux/tests/auto_testfile.h"
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using namespace google_breakpad;
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namespace {
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typedef testing::Test LineReaderTest;
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class ScopedTestFile : public AutoTestFile {
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public:
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explicit ScopedTestFile(const char* text)
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: AutoTestFile("line_reader", text) {
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}
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ScopedTestFile(const char* text, size_t text_len)
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: AutoTestFile("line_reader", text, text_len) {
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}
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};
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}
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TEST(LineReaderTest, EmptyFile) {
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ScopedTestFile file("");
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ASSERT_TRUE(file.IsOk());
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LineReader reader(file.GetFd());
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const char *line;
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unsigned len;
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ASSERT_FALSE(reader.GetNextLine(&line, &len));
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}
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TEST(LineReaderTest, OneLineTerminated) {
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ScopedTestFile file("a\n");
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ASSERT_TRUE(file.IsOk());
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LineReader reader(file.GetFd());
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const char *line;
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unsigned int len;
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ASSERT_TRUE(reader.GetNextLine(&line, &len));
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ASSERT_EQ((unsigned int)1, len);
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ASSERT_EQ('a', line[0]);
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ASSERT_EQ('\0', line[1]);
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reader.PopLine(len);
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ASSERT_FALSE(reader.GetNextLine(&line, &len));
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}
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TEST(LineReaderTest, OneLine) {
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ScopedTestFile file("a");
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ASSERT_TRUE(file.IsOk());
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LineReader reader(file.GetFd());
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const char *line;
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unsigned len;
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ASSERT_TRUE(reader.GetNextLine(&line, &len));
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ASSERT_EQ((unsigned)1, len);
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ASSERT_EQ('a', line[0]);
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ASSERT_EQ('\0', line[1]);
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reader.PopLine(len);
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ASSERT_FALSE(reader.GetNextLine(&line, &len));
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}
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TEST(LineReaderTest, TwoLinesTerminated) {
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ScopedTestFile file("a\nb\n");
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ASSERT_TRUE(file.IsOk());
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LineReader reader(file.GetFd());
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const char *line;
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unsigned len;
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ASSERT_TRUE(reader.GetNextLine(&line, &len));
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ASSERT_EQ((unsigned)1, len);
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ASSERT_EQ('a', line[0]);
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ASSERT_EQ('\0', line[1]);
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reader.PopLine(len);
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ASSERT_TRUE(reader.GetNextLine(&line, &len));
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ASSERT_EQ((unsigned)1, len);
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ASSERT_EQ('b', line[0]);
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ASSERT_EQ('\0', line[1]);
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reader.PopLine(len);
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ASSERT_FALSE(reader.GetNextLine(&line, &len));
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}
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TEST(LineReaderTest, TwoLines) {
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ScopedTestFile file("a\nb");
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ASSERT_TRUE(file.IsOk());
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LineReader reader(file.GetFd());
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const char *line;
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unsigned len;
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ASSERT_TRUE(reader.GetNextLine(&line, &len));
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ASSERT_EQ((unsigned)1, len);
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ASSERT_EQ('a', line[0]);
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ASSERT_EQ('\0', line[1]);
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reader.PopLine(len);
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ASSERT_TRUE(reader.GetNextLine(&line, &len));
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ASSERT_EQ((unsigned)1, len);
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ASSERT_EQ('b', line[0]);
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ASSERT_EQ('\0', line[1]);
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reader.PopLine(len);
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ASSERT_FALSE(reader.GetNextLine(&line, &len));
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}
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TEST(LineReaderTest, MaxLength) {
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char l[LineReader::kMaxLineLen-1];
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memset(l, 'a', sizeof(l));
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ScopedTestFile file(l, sizeof(l));
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ASSERT_TRUE(file.IsOk());
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LineReader reader(file.GetFd());
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const char *line;
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unsigned len;
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ASSERT_TRUE(reader.GetNextLine(&line, &len));
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ASSERT_EQ(sizeof(l), len);
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ASSERT_TRUE(memcmp(l, line, sizeof(l)) == 0);
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ASSERT_EQ('\0', line[len]);
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}
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TEST(LineReaderTest, TooLong) {
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// Note: this writes kMaxLineLen 'a' chars in the test file.
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char l[LineReader::kMaxLineLen];
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memset(l, 'a', sizeof(l));
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ScopedTestFile file(l, sizeof(l));
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ASSERT_TRUE(file.IsOk());
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LineReader reader(file.GetFd());
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const char *line;
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unsigned len;
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ASSERT_FALSE(reader.GetNextLine(&line, &len));
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}
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